2018 GMC Terrain grille — upper, SL price snapshot
- Low
- $60
- Average
- $308
- High
- $535
Year & trim-specific price guide
Used 2018 GMC Terrain Grille — upper, SL prices
Trim-specific pricing for the upper, SL variant of the 2018 GMC Terrain grille, built from 34 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 20, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price summary
A used 2018 GMC Terrain grille (upper, SL) costs $60 to $535, with a median asking price of $300. Based on 34 priced salvage yard listings across the US, updated Sep 20, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the upper, SL compare?
This pricing covers the upper, SL variant of the 2018 GMC Terrain grille, based on 34 priced listings. Its $300 median is 20% above the 2018 GMC Terrain grille overall median of $250.
There are 5 other grille variants available for the 2018 GMC Terrain.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
upper, SL in other model years
Same year, other trims
What other 2018 GMC Terrain grille variants are available?
Back to full guide
2018 GMC Terrain grille — all trims
Common questions
2018 GMC Terrain grille (upper, SL) FAQ
How much is a used 2018 GMC Terrain grille (upper, SL)?
Based on 34 priced salvage-yard listings, a used 2018 GMC Terrain grille in the upper, SL variant lists between $60 and $535, with a median asking price of $300.
Which years use the upper, SL grille?
The upper, SL variant appears in model years 2018, 2019, 2020, 2021. Prices and availability may differ by year.